/Engine/Source/Developer/AutomationDriver/Public/IDriverSequence.h
Queues a move of the cursor over the scrollable element, then triggers the series of events to invoke a mouse wheel scroll until the specified locator locates the desired element or the beginning is reached
[IActionSequence](API\Developer\AutomationDriver\IActionSequence) & ScrollToBeginningUntil ( const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [IElementLocator](API\Developer\AutomationDriver\IElementLocator), ESPMode::ThreadSafe > & ScrollableElementLocator, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [IElementLocator](API\Developer\AutomationDriver\IElementLocator), ESPMode::ThreadSafe > & ElementLocator )